Q1.Indian EconomyAsked in: UPSC CAPF · CAPF 2025, Paper IMedium
- A.2022-23
- B.2021-22
- C.2023-24
- D.2019-20
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Correct answer: A. 2022-23
The Finance Minister announced Sovereign Green Bonds in the Union Budget speech of 1 February 2022, as part of the government's overall market borrowing.
Read the full explanation →Q2.General ScienceAsked in: UPSC CAPF · CAPF 2024, Paper IEasy
- A.Fructose
- B.Glycogen
- C.Glucose
- D.Starch
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Correct answer: B. Glycogen
When blood glucose is more than the body needs, the hormone insulin helps convert it into glycogen, which is stored mainly in the liver and the muscles.
Read the full explanation →Q3.Environment & EcologyAsked in: UPSC CAPF · CAPF 2023, Paper IEasy
- A.The Sun causes heating of upper layer of atmosphere.
- B.The burning of fossil fuels releases oxides of carbon, nitrogen and sulphur in the atmosphere.
- C.The electrical charges are produced due to friction amongst clouds.
- D.The atmosphere of the Earth contains acids.
Show answer
Correct answer: B. The burning of fossil fuels releases oxides of carbon, nitrogen and sulphur in the atmosphere.
Burning coal, petrol and diesel releases oxides of sulphur and nitrogen (and carbon), which dissolve in rain water to form acids.
Read the full explanation →Q4.General ScienceAsked in: UPSC CAPF · CAPF 2021, Paper IHard
- A.Holothuria
- B.Herdmania
- C.Exocoetus
- D.Salamander
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Correct answer: A. Holothuria
Holothuria, the sea cucumber, is an echinoderm, a non-chordate group, so it never has a notochord at any stage of life.
Read the full explanation →Q5.General ScienceAsked in: UPSC CAPF · CAPF 2020, Paper IMedium
- A.Mitochondria
- B.Nucleus
- C.Cytoplasm
- D.Endoplasmic reticulum
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Correct answer: C. Cytoplasm
The breakdown of glucose into pyruvate, called glycolysis, takes place in the cytoplasm (cytosol) of the cell. Glycolysis is the first step of respiration in almost every living cell.
Read the full explanation →Q6.Indian HistoryAsked in: UPSC CAPF · CAPF 2019, Paper IEasy
- A.1 only
- B.1 and 2 only
- C.1, 2 and 3
- D.2 and 3 only
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Correct answer: C. 1, 2 and 3
On 13 April 1919 troops fired without any warning on an unarmed crowd in Jallianwala Bagh, Amritsar, on the orders of Brigadier-General Reginald Dyer.
Read the full explanation →Q7.General ScienceAsked in: UPSC CAPF · CAPF 2018, Paper IEasy
- A.In photosynthesis by green plants, carbon dioxide is used for making carbohydrate.
- B.During photosynthesis, plants use oxygen for making carbohydrate.
- C.The carbohydrate generated by plants comes from soil.
- D.The carbohydrate generated by plants comes from urea.
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Correct answer: A. In photosynthesis by green plants, carbon dioxide is used for making carbohydrate.
In photosynthesis, green plants take carbon dioxide from the air and combine it with water, using sunlight, to make carbohydrates such as glucose.
Read the full explanation →Q8.Indian PolityAsked in: UPSC CAPF · CAPF 2017, Paper IMedium
- A.J B Kripalani
- B.Jayprakash Narayan
- C.Acharya Narendra Dev
- D.Vinoba Bhave
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Correct answer: B. Jayprakash Narayan
JP argued for a "partyless democracy" in which representatives would be chosen by the people directly, without competing political parties.
Read the full explanation →Q9.General ScienceAsked in: UPSC CAPF · CAPF 2023, Paper IEasy
- A.methane
- B.hydrogen
- C.carbon dioxide
- D.hydrogen sulphide
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Correct answer: A. methane
Biogas is mostly methane, usually about 50 to 75 percent, and it is the methane that burns with a clean blue flame and no smoke.
Read the full explanation →Q10.General ScienceAsked in: UPSC CAPF · CAPF 2021, Paper IEasy
- A.Na
- B.Cu
- C.Fe
- D.Au
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Correct answer: D. Au
Gold is a noble metal at the bottom of the reactivity series, so it does not react with oxygen, water or ordinary acids.
Read the full explanation →Q11.General ScienceAsked in: UPSC CAPF · CAPF 2020, Paper IEasy
- A.seed and fruit respectively
- B.fruit and seed respectively
- C.seed and flower respectively
- D.degenerated ovule and seedless fruit respectively
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Correct answer: A. seed and fruit respectively
After fertilisation, each ovule grows into a seed, and the ovary that holds the ovules grows into the fruit. In flowering plants, a pollen tube carries two male gametes to the ovule.
Read the full explanation →Q12.Indian PolityAsked in: UPSC CAPF · CAPF 2019, Paper IHard
- A.North Paravur Assembly Constituency, Kerala
- B.Noksen Assembly Constituency, Nagaland
- C.Mapusa Assembly Constituency, Goa
- D.Nambol Assembly Constituency, Manipur
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Correct answer: B. Noksen Assembly Constituency, Nagaland
The Election Commission first used VVPAT machines with EVMs in the by-election to Noksen in Tuensang district, Nagaland, in September 2013.
Read the full explanation →Q13.General ScienceAsked in: UPSC CAPF · CAPF 2018, Paper IEasy
- A.Insulin is a protein hormone which is not produced in human body.
- B.Insulin is a steroid hormone which is produced in human body.
- C.Insulin is a cholesterol-driven hormone given to human.
- D.Insulin is a protein hormone which is produced in human body.
Show answer
Correct answer: D. Insulin is a protein hormone which is produced in human body.
Insulin is a protein (peptide) hormone made in the human body by the beta cells of the islets of Langerhans in the pancreas.
Read the full explanation →Q14.Indian PolityAsked in: UPSC CAPF · CAPF 2017, Paper IMedium
- A.Parliament
- B.Council of Ministers
- C.President of India
- D.Chief Justice of India
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Correct answer: C. President of India
Article 263 lets the President set up an Inter-State Council by order whenever it appears that public interest would be served by it.
Read the full explanation →Q15.Indian EconomyAsked in: UPSC CAPF · CAPF 2025, Paper IMedium
- A.2019
- B.2020
- C.2021
- D.2022
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Correct answer: A. 2019
The Code on Wages, 2019 was passed by Parliament, received the President's assent and was notified in the Gazette of India on 8 August 2019.
Read the full explanation →Q16.General ScienceAsked in: UPSC CAPF · CAPF 2024, Paper IHard
- A.Discovery of Plasmid, Double Helical structure of DNA, DNA fingerprinting, cloning of Dolly
- B.Double Helical structure of DNA, Discovery of Plasmid, DNA fingerprinting, cloning of Dolly
- C.DNA fingerprinting, cloning of Dolly, Double Helical structure of DNA, Discovery of Plasmid
- D.Double Helical structure of DNA, DNA fingerprinting, Discovery of Plasmid, cloning of Dolly
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Correct answer: A. Discovery of Plasmid, Double Helical structure of DNA, DNA fingerprinting, cloning of Dolly
The order is plasmid (1952), DNA double helix (1953), DNA fingerprinting (1984) and the cloning of Dolly (1996). Joshua Lederberg coined the word "plasmid" in 1952 for genetic material that lives outside the chromosome; plasmids later became the main vectors of genetic engineering.
Read the full explanation →Q17.Environment & EcologyAsked in: UPSC CAPF · CAPF 2023, Paper IEasy
- A.chlorofluorocarbon
- B.carbon monoxide
- C.methane
- D.pesticides
Show answer
Correct answer: A. chlorofluorocarbon
Chlorofluorocarbons (CFCs) used in refrigerators, air conditioners, aerosol sprays and foams were the main cause of ozone depletion in the twentieth century.
Read the full explanation →Q18.General ScienceAsked in: UPSC CAPF · CAPF 2021, Paper IEasy
- A.Silver
- B.Sodium
- C.Copper
- D.Iron
Show answer
Correct answer: B. Sodium
Sodium reacts vigorously with cold water to form sodium hydroxide and hydrogen gas: 2Na + 2H₂O → 2NaOH + H₂.
Read the full explanation →Q19.General ScienceAsked in: UPSC CAPF · CAPF 2020, Paper IMedium
- A.Glucose breaks down to CO₂, H₂O and energy in all organisms
- B.Glucose breaks down into ethanol, CO₂ and energy in our muscle cells
- C.Glucose breaks down into CO₂, H₂O and energy in all aerobic tissues
- D.Glucose breaks down into lactate and energy in yeast
Show answer
Correct answer: C. Glucose breaks down into CO₂, H₂O and energy in all aerobic tissues
In aerobic tissues, where oxygen is available, glucose is broken down completely into carbon dioxide, water and energy. Aerobic respiration begins with glycolysis in the cytoplasm, which gives pyruvate.
Read the full explanation →Q20.Indian HistoryAsked in: UPSC CAPF · CAPF 2017, Paper IMedium
- A.It broke out at Poona and Ahmadnagar
- B.It was directed against moneylenders
- C.It was supported by the intelligentsia of Bengal
- D.It was directed against the petty Zamindars and ex-employees of the planters
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Correct answer: C. It was supported by the intelligentsia of Bengal
The Indigo Revolt (1859–60) of Bengal's peasants against European indigo planters won strong support from the Bengali intelligentsia, press and missionaries.
Read the full explanation →Q21.Indian HistoryAsked in: UPSC CAPF · CAPF 2026, Paper IEasy
- A.Dandi March
- B.Chauri Chaura Incident
- C.Partition of Bengal
- D.Champaran Satyagraha
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Correct answer: C. Partition of Bengal
Lord Curzon's partition of Bengal came into effect on 16 October 1905, years before the other three events. Curzon announced the partition in July 1905, claiming it was for administrative convenience, but it was widely seen as a way to divide Hindus and Muslims and weaken Bengali nationalism.
Read the full explanation →Q22.Indian PolityAsked in: UPSC CAPF · CAPF 2025, Paper IMedium
- A.1 and 2 only
- B.2 and 3 only
- C.1 and 3 only
- D.1, 2 and 3
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Correct answer: C. 1 and 3 only
The CAG audits spending from the Consolidated Fund and of bodies substantially financed by government, but has no control over the release of money from the fund.
Read the full explanation →Q23.Environment & EcologyAsked in: UPSC CAPF · CAPF 2024, Paper IEasy
- A.Lower trophic level has lesser energy than the higher trophic level
- B.Because of the loss of energy at each trophic level
- C.Higher trophic level individual can control the lower ones more efficiently
- D.Limited trophic level makes a food chain less vulnerable to parasites
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Correct answer: B. Because of the loss of energy at each trophic level
A large part of the energy is lost at every trophic level, so after four or five links too little is left to support another level.
Read the full explanation →Q24.General ScienceAsked in: UPSC CAPF · CAPF 2023, Paper IEasy
- A.It moves with a uniform velocity.
- B.It moves with a uniform speed.
- C.It moves with a non-uniform acceleration.
- D.It moves with a uniform acceleration.
Show answer
Correct answer: D. It moves with a uniform acceleration.
A freely falling object moves with a uniform acceleration, the acceleration due to gravity, g, about 9.8 m/s² near the Earth's surface.
Read the full explanation →Q25.General ScienceAsked in: UPSC CAPF · CAPF 2021, Paper IMedium
- A.The reaction is exothermic.
- B.The reaction is endothermic.
- C.Manganese is produced as a solid.
- D.Manganese is more reactive than aluminium.
Show answer
Correct answer: A. The reaction is exothermic.
Reducing manganese dioxide with aluminium, 3MnO₂ + 4Al → 3Mn + 2Al₂O₃, gives out a large amount of heat. This method of reducing a metal oxide with aluminium powder is called aluminothermy, or the Goldschmidt thermite process.
Read the full explanation →Q26.Sports GKAsked in: UPSC CAPF · CAPF 2020, Paper IMedium
- A.Sania Mirza
- B.P V Sindhu
- C.Saina Nehwal
- D.Hima Das
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Correct answer: A. Sania Mirza
In May 2020 Sania Mirza won the Fed Cup Heart Award for the Asia/Oceania zone, becoming the first Indian to receive it.
Read the full explanation →Q27.Awards & HonoursAsked in: UPSC CAPF · CAPF 2019, Paper IHard
- A.K Siva Reddy
- B.Mahabaleshwar Sail
- C.Padma Sachdev
- D.Sitanshu Yashaschandra
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Correct answer: A. K Siva Reddy
The Telugu poet K. Siva Reddy received the Saraswati Samman for 2018 for his poetry collection "Pakkaki Ottigilite".
Read the full explanation →Q28.GeographyAsked in: UPSC CAPF · CAPF 2018, Paper IMedium
- A.1 and 2 only
- B.3 and 4 only
- C.1, 2 and 3 only
- D.1, 2, 3 and 4
Show answer
Correct answer: D. 1, 2, 3 and 4
Cape Town, Los Angeles, Adelaide and Santiago all lie in the Mediterranean climate belt on the western sides of continents, roughly between 30° and 40° latitude.
Read the full explanation →Q29.GeographyAsked in: UPSC CAPF · CAPF 2017, Paper IEasy
- A.Ravi
- B.Chenab
- C.Teesta
- D.Beas
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Correct answer: C. Teesta
The Teesta flows from Sikkim through West Bengal into Bangladesh and joins the Brahmaputra, so it has nothing to do with the Indus system.
Read the full explanation →Q30.Indian PolityAsked in: CDS · CDS-II 2026, GKHard
- A.1, 2 and 3
- B.2 and 3 only
- C.1 and 3 only
- D.1 only
Show answer
Correct answer: A. 1, 2 and 3
Article 269A makes inter-State GST a tax that only the Centre levies and collects and then shares with the States.
Read the full explanation →Q31.General ScienceAsked in: CDS · CDS-II 2025, GKMedium
- A.1.1 m
- B.3.3 m
- C.1.65 m
- D.2.2 m
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Correct answer: C. 1.65 m
Twenty crests and twenty troughs make twenty complete waves in 0.1 second, so the frequency is 200 Hz and the wavelength is 330 ÷ 200 = 1.65 m. One complete wave, or one cycle, contains one crest and one trough (for sound, one compression and one rarefaction).
Read the full explanation →Q32.GeographyAsked in: CDS · CDS-I 2025, GKMedium
- A.Belgrade
- B.Budapest
- C.Prague
- D.Vienna
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Correct answer: C. Prague
Prague, the capital of the Czech Republic, stands on the Vltava river, not on the Danube. The Danube is Europe's second-longest river after the Volga.
Read the full explanation →Q33.General ScienceAsked in: CDS · CDS-I 2024, GKMedium
- A.a crater on the Moon
- B.DNA molecules
- C.the virus responsible for COVID-19
- D.the virus responsible for common cold
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Correct answer: B. DNA molecules
Photo 51 is the X-ray diffraction photograph of DNA that revealed its helical shape. The picture was taken in May 1952 at King's College London by Rosalind Franklin and her student Raymond Gosling.
Read the full explanation →Q34.General ScienceAsked in: CDS · CDS-II 2023, GKEasy
- A.Nucleosome
- B.Nucleus
- C.Nucleoprotein
- D.Nucleoid
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Correct answer: D. Nucleoid
A bacterium is a prokaryote, so its DNA lies in an irregular region called the nucleoid, with no nuclear membrane around it.
Read the full explanation →Q35.General ScienceAsked in: CDS · CDS-I 2023, GKMedium
- A.its average velocity
- B.its net displacement
- C.the distance travelled by it
- D.its average speed
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Correct answer: B. its net displacement
Velocity multiplied by time is displacement, so the area between a velocity-time graph and the time axis gives the displacement.
Read the full explanation →Q36.General ScienceAsked in: CDS · CDS-II 2022, GKEasy
- A.Silver and Copper
- B.Silver and Lead
- C.Copper and Mercury
- D.Lead and Mercury
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Correct answer: A. Silver and Copper
Silver and copper are the two best conductors of heat among metals. Metals conduct heat because their free electrons carry energy quickly through the solid.
Read the full explanation →Q37.General ScienceAsked in: CDS · CDS-I 2022, GKMedium
- A.9 and 0 respectively.
- B.18 and 3 respectively.
- C.18 and 0 respectively.
- D.9 and 3 respectively.
Show answer
Correct answer: C. 18 and 0 respectively.
Cyclohexane, C 6 H 12, has 6 C–C single bonds and 12 C–H single bonds, 18 single bonds in all and no double or triple bond.
Read the full explanation →Q38.Environment & EcologyAsked in: CDS · CDS-II 2021, GKEasy
- A.A group of organisms of one species, living in the same area at the same time.
- B.A group of organisms of one species living in different areas during different seasons.
- C.A unit consisting of biotic and abiotic components.
- D.A group of organisms of more than one species, living in the same area at the same time.
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Correct answer: A. A group of organisms of one species, living in the same area at the same time.
In ecology, a population is defined by three things together: one species, one place and one time. Ecology studies life in levels.
Read the full explanation →Q39.Important Days & DatesAsked in: CDS · CDS-II 2019, GKEasy
- A.NRI Day
- B.National Youth Day
- C.National Technology Day
- D.National Anti-Terrorism Day
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Correct answer: D. National Anti-Terrorism Day
India marks 21 May as Anti-Terrorism Day because former Prime Minister Rajiv Gandhi was assassinated on that day in 1991.
Read the full explanation →Q40.Indian HistoryAsked in: CDS · CDS-I 2019, GKHard
- A.The Talukdars were the rightful owners of the land.
- B.The Talukdars were interlopers with no permanent stakes in the land.
- C.The Talukdars could evict the peasants from the lands.
- D.The Talukdars would take a portion of the revenue which flowed to the State.
Show answer
Correct answer: B. The Talukdars were interlopers with no permanent stakes in the land.
The British settlement in Awadh treated the talukdars as intruders who had gained land by force and fraud. After Awadh was annexed in 1856, the British introduced the Summary Settlement of land revenue there.
Read the full explanation →Q41.General ScienceAsked in: CDS · CDS-I 2017, GKMedium
- A.single-stranded DNA
- B.single-stranded RNA
- C.double-stranded DNA and RNA
- D.double-stranded RNA only
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Correct answer: B. single-stranded RNA
The great majority of plant viruses carry their genes as single-stranded RNA. Viruses contain either DNA or RNA, never both, wrapped in a protein coat.
Read the full explanation →Q42.Environment & EcologyAsked in: CDS · CDS-II 2016, GKEasy
- A.Chlorofluorocarbon
- B.Fly ash
- C.Carbon monoxide
- D.Sulphur dioxide
Show answer
Correct answer: C. Carbon monoxide
Carbon monoxide binds with haemoglobin far more strongly than oxygen does, so the blood can no longer carry enough oxygen.
Read the full explanation →Q43.Indian PolityAsked in: CDS · CDS-II 2026, GKMedium
- A.1 only
- B.2 only
- C.Both 1 and 2
- D.Neither 1 nor 2
Show answer
Correct answer: A. 1 only
The State Election Commission directs the preparation of electoral rolls for panchayat elections, but the State Election Commissioner is appointed by the Governor, not on the Chief Election Commissioner's advice.
Read the full explanation →Q44.Computer AwarenessAsked in: CDS · CDS-I 2026, GKEasy
- A.Second Generation
- B.Third Generation
- C.Fourth Generation
- D.Fifth Generation
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Correct answer: C. Fourth Generation
Fourth-generation computers, from about 1971, were built around the microprocessor, a whole CPU on a single chip. Computer generations are named after the main switching technology of the time.
Read the full explanation →Q45.General ScienceAsked in: CDS · CDS-II 2025, GKMedium
- A.by a magnetic field.
- B.by an electric field.
- C.by both electric and magnetic field.
- D.neither by electric field nor by magnetic field.
Show answer
Correct answer: D. neither by electric field nor by magnetic field.
X-rays are electromagnetic waves made of uncharged photons, so electric and magnetic fields cannot bend them. Electric and magnetic fields exert force only on charged particles: a charge q feels a force qE in an electric field and qvB in a magnetic field.
Read the full explanation →Q46.GeographyAsked in: CDS · CDS-I 2025, GKMedium
- A.1 only
- B.2 only
- C.Both 1 and 2
- D.Neither 1 nor 2
Show answer
Correct answer: C. Both 1 and 2
Easter Island, or Rapa Nui, is a Polynesian island in the south-eastern Pacific that has belonged to Chile since 1888.
Read the full explanation →Q47.General ScienceAsked in: CDS · CDS-I 2024, GKHard
- A.0.5 MeV
- B.900 MeV
- C.100 GeV
- D.1000 GeV
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Correct answer: C. 100 GeV
The Higgs boson found at CERN in 2012 has a mass of about 125 GeV, which among the given options is closest to 100 GeV.
Read the full explanation →Q48.General ScienceAsked in: CDS · CDS-I 2023, GKEasy
- A.0.1 dioptre
- B.1 dioptre
- C.10 dioptre
- D.100 dioptre
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Correct answer: C. 10 dioptre
Power is the reciprocal of focal length in metres, and 10 cm is 0.1 m, so P = 1 ÷ 0.1 = 10 D. The power of a lens measures how strongly it converges or diverges light.
Read the full explanation →Q49.General ScienceAsked in: CDS · CDS-II 2022, GKEasy
- A.Malleable
- B.Sonorous
- C.Ductile
- D.Lustrous
Show answer
Correct answer: B. Sonorous
Metals produce a ringing sound when struck, a property called sonority, which is why bells are made of metal. Sonorous means 'producing a deep, ringing sound'.
Read the full explanation →Q50.General ScienceAsked in: CDS · CDS-II 2021, GKEasy
- A.Oxygenated blood reaches the left side of the heart from the lungs.
- B.Blood in the left side of the heart is poor in oxygen and is brought to the right side of the heart.
- C.Deoxygenated blood from the left side of the heart is brought to the lungs for oxygenation.
- D.Oxygenated blood from the right side of the heart is sent around the body.
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Correct answer: A. Oxygenated blood reaches the left side of the heart from the lungs.
The pulmonary veins carry oxygen-rich blood from the lungs into the left atrium. In double circulation, blood passes through the heart twice in each full round.
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